DIFF Subgroup Additional Only
G01B 2003/101 Full Title
Measuring instruments characterised by the use of mechanical techniques > Measuring tapes > Means for controlling winding or unwinding of tapes > Means for locking
G01B 2003/101 Measuring instruments characterised by the use of mechanical techniques > Measuring tapes > Means for controlling winding or unwinding of tapes > Means for locking